import { login, logout, getInfo } from '@/api/user'
import { getToken, setToken, removeToken } from '@/utils/auth'
import  router,{ resetRouter } from '@/router'
import { constantRoutes, allAsyncRoutes,anyRoute } from '@/router/routes';
import cloneDeep from 'lodash/cloneDeep'
const getDefaultState = () => {
  return {
    token: getToken(),
    name: '',
    avatar: '',
    roles:[],
    buttons:[],
    routes:[]
  }
}
function getAsyncRoutes(allAsyncRoutes,routes){
  return allAsyncRoutes.filter(item=>{
    if(item.children && item.children.length>0){
      item.children=getAsyncRoutes(item.children,routes)
    }
    return routes.includes(item.name)
  })

}
const state = getDefaultState()

const mutations = {
  RESET_STATE: (state) => {
    Object.assign(state, getDefaultState())
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_NAME: (state, name) => {
    state.name = name
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar
  },
  SET_USER:(state,{name, avatar, roles, buttons, routes})=>{
    state.name=name,
    state.avatar=avatar,
    state.roles=roles,
    state.buttons=buttons,
    state.routes=routes
  }
}

const actions = {
  // user login
  login({ commit }, userInfo) {
    const { username, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ username: username.trim(), password: password }).then(response => {
        const { data } = response
        commit('SET_TOKEN', data.token)
        setToken(data.token)
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // get user info
  /* getInfo({ commit }) {
    return new Promise((resolve, reject) => {
      getInfo().then(response => {
        const { data } = response

        if (!data) {
          return reject('Verification failed, please Login again.')
        }

        const { name, avatar } = data

        commit('SET_NAME', name)
        commit('SET_AVATAR', avatar)
        resolve(data)
      }).catch(error => {
        reject(error)
      })
    })
  }, */
  async getInfo({commit}){
    try{
      const {data}=await getInfo()
      // console.log(data);
      const {name,avatar,roles,routes,buttons}=data
      const asyncRoutes=getAsyncRoutes(cloneDeep(allAsyncRoutes),routes)
      router.addRoutes([...asyncRoutes, anyRoute])
      commit('SET_USER', {name, avatar, roles, buttons, routes:[...constantRoutes,...asyncRoutes]})
      return data;
    }catch(e){
      // throw e
      return Promise.reject(e)
    }

  },

  // user logout
  logout({ commit, state }) {
    return new Promise((resolve, reject) => {
      logout(state.token).then(() => {
        removeToken() // must remove  token  first
        resetRouter()
        commit('RESET_STATE')
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // remove token
  resetToken({ commit }) {
    return new Promise(resolve => {
      removeToken() // must remove  token  first
      commit('RESET_STATE')
      resolve()
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

